Madagascar Agate is a transparent, translucent or opaque stone in shades of milky white, orange, yellow, brown and gray. Agate is one of many varieties of banded Chalcedony, prized throughout history for its beautiful colors and patterns. It has been discovered with artifacts from cultures of the Neolithic Period, also known as the Stone Age, occuring 10,000 years ago. Madagascar Agate is highly regarded as a Dream Stone, useful in helping accomplish one’s dreams.